– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 am Thu 23 Oct Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Thu 23 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Thu 23 Oct Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 71mm), heaviest during Fri afternoon. Very mild (max 12°C on Thu afternoon, min 4°C on Sat night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 35mm), heaviest during Sun night. Freeze-thaw conditions (max 5°C on Sun morning, min 0°C on Tue morning). Wind will be generally light. | |||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  | |  | | | |  | | | | |
rain shwrs | some clouds | light rain | light rain | heavy rain | rain shwrs | some clouds | light rain | heavy rain | rain shwrs | mod. rain | heavy rain | rain shwrs | light rain | some clouds | some clouds | light rain | light rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
0.1 | — | 0.7 | 5 | 35 | 3 | — | 3 | 24 | 2 | 5 | 23 | 2 | 1.3 | — | — | 0.2 | 0.5 | |
max°C | 9 | 12 | 11 | 11 | 8 | 7 | 8 | 8 | 6 | 5 | 4 | 3 | 4 | 5 | 3 | 4 | 5 | 5 |
min°C | 9 | 11 | 11 | 8 | 7 | 5 | 5 | 6 | 4 | 4 | 3 | 3 | 3 | 4 | 1 | 0 | 5 | 3 |
7 | 10 | 9 | 5 | 7 | 4 | 3 | 4 | 1 | 3 | 2 | 1 | 2 | 4 | 1 | 0 | 5 | 1 | |
2100 | 2500 | 2500 | 2200 | 1600 | 1500 | 1900 | 1300 | 1250 | 1150 | 1050 | 1050 | 1100 | 1150 | 900 | 1150 | 1250 | 2000 | |
Cloud base (m) | 900 | 1700 | 600 | 850 | 550 | 1450 | 6050 | 1550 | 550 | 650 | 700 | 600 | 600 | 650 | 750 | 650 | 700 | 600 |
 | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — | 7:46 | — | — | 7:47 | — | — |
 | — | 6:02 | — | — | 6:01 | — | — | 6:00 | — | — | 5:58 | — | — | 5:55 | — | — | 5:54 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 71mm), heaviest during Fri afternoon. Very mild (max 12°C on Thu afternoon, min 4°C on Sat night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 35mm), heaviest during Sun night. Freeze-thaw conditions (max 5°C on Sun morning, min 0°C on Tue morning). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.